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Most Recent Articles
Five Tips for Your First Gem Show
New to the gem trade, or just a hobbyist? Don’t be intimidated! Follow these tips for your first gem show to make the most out of the event.
Faceting Made Easy, Part 2: Faceting Machines and Equipment
What equipment do novice gem cutters need? In Part 2 of “Faceting Made Easy,” Trevor Hannam covers faceting machines, their features, and essential tools.
Zircon Buying Guide
Long valued for its brilliance, zircon is a natural and affordable beauty. Learn more about the quality factors for this gem in our zircon buying guide.
Faceting Made Easy, Part 1: Gemstone Properties
In Part 1 of “Faceting Made Easy,” Trevor Hannam reviews gemstone properties in his introduction to faceting and learning to cut a standard brilliant gem.
Gram Wagon Wheel Gem Design
Can an apex crown improve a gem’s tilt brightness? See how a gram wagon wheel gem design will affect your gem and how it compares to a round brilliant.
Tanzanite Value, Price, and Jewelry Information
Tanzanite has had a rapid rise to prominence among jewelers and gem enthusiasts. Although naturally reddish brown, this transparent zoisite variety achieves a stable, beautiful blue to violet color wth heat treatments.
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Sign up for a Pro Membership"Becoming a Pro Member of IGS just made good sense for my business. The gemology resources are fantastic, and my profile lets potential customers know I am serious about colored gemstones. And frankly, if I get any exposure to potential customers it's a no-brainer."Paul Bierker, Paul Michael Designs
Jeweler, IGS Pro Member
